Difference between revisions of "SYSBESTROWIDENTIFIER"

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==See Also==
 
==See Also==
[[SQL Data Types|DATA TYPES]], [[SQL SELECT|SELECT]], [[SYSTEM TABLES]]
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[[SQL Data Types|DATA TYPES]], [[SQL SELECT|SELECT]], [[SQL System Tables|SYSTEM TABLES]]
  
  

Revision as of 15:53, 13 March 2009

SYSBESTROWIDENTIFIER

Class

SQL Applications


Purpose

Description of a table’s optimal set of columns that uniquely identifies a row


See Also

DATA TYPES, SELECT, SYSTEM TABLES


Description

System Tables are system defined read-only tables. You can query these tables using the SELECT statement.


Column Data Type Width Description
SCOPE N 1 Actual scope of result
COLUMN_NAME C 30 Column name
DATA_TYPE N 2 SQL data type
TYPE_NAME C 30 Data source dependent type name
COLUMN_SIZE N 3 Precision
BUFFER_LENGTH N 1 Reserved
DECIMAL_DIGITS N 2 Scale
PSEUDO_COLUMN N 1 Is this a pseudo column?


Example

EXEC SQL
SELECT column_name
FROM sysbestrowidentifier;


Products

Recital Database Server, Recital Mirage Server, Recital Terminal Developer